The Student Room Group

Can someone please check my numbers?

How many mol of C4H12IN are contained in 0.5000g?
Give your answer to three decimal places
I got 0.002487
What is the mass in grams of 5.1 mmol of iodine?
I got 1.294g
how did you obtain the second answer?
Original post by ASHLEYTMK
how did you obtain the second answer?


Iodine is diatomic so the formula mass is 253.8
ans*0.0051=1.294
Yeah both answers check out

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